280972043

素因数分解:

${\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:803

約数の個数: 24

約数和(自身を含む): 320949216

約数和(自身を除く): 39977173

約数列:

[1, 11, 37, 97, 121, 407, 647, 1067, 3589, 4477, 7117, 11737, 23939, 39479, 62759, 78287, 263329, 434269, 690349, 2322083, 2896619, 7593839, 25542913, 280972043]

約数ペア:

[(1, 280972043), (11, 25542913), (37, 7593839), (97, 2896619), (121, 2322083), (407, 690349), (647, 434269), (1067, 263329), (3589, 78287), (4477, 62759), (7117, 39479), (11737, 23939)]